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Linux/Documentation/devicetree/bindings/nvmem/rmem.yaml

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  1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
  2 %YAML 1.2
  3 ---
  4 $id: http://devicetree.org/schemas/nvmem/rmem.yaml#
  5 $schema: http://devicetree.org/meta-schemas/core.yaml#
  6 
  7 title: Reserved Memory Based nvmem Device
  8 
  9 maintainers:
 10   - Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
 11 
 12 allOf:
 13   - $ref: nvmem.yaml#
 14 
 15 properties:
 16   compatible:
 17     items:
 18       - enum:
 19           - raspberrypi,bootloader-config
 20           - raspberrypi,bootloader-public-key
 21       - const: nvmem-rmem
 22 
 23   reg:
 24     maxItems: 1
 25 
 26   no-map:
 27     $ref: /schemas/types.yaml#/definitions/flag
 28     description:
 29       Avoid creating a virtual mapping of the region as part of the OS'
 30       standard mapping of system memory.
 31 
 32 required:
 33   - compatible
 34   - no-map
 35 
 36 unevaluatedProperties: false
 37 
 38 examples:
 39   - |
 40         reserved-memory {
 41                 #address-cells = <1>;
 42                 #size-cells = <1>;
 43 
 44                 blconfig: nvram@10000000 {
 45                         compatible = "raspberrypi,bootloader-config", "nvmem-rmem";
 46                         #address-cells = <1>;
 47                         #size-cells = <1>;
 48                         reg = <0x10000000 0x1000>;
 49                         no-map;
 50                 };
 51         };
 52 
 53 ...

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